Module 8 Immunology

Which effector cell is responsible for ADCC?

• Macrophage

• Neutrophil

• NK cells

• Eosinophils

Which of the following receptors contribute to the long half life of IgG?

• FcRn

• FcγRI

• FcγRIIB

• FcγRIIIA

Which effector process is responsible when a microbe is prevented from crossing the epithelial barrier?

• Neutralization

• Opsonization

• ADCC

• Eosinophil mediated reaction

Receptors on phagocytes which recognizes the Fc portion of IgG to facilitate phagocytosis

• FcγRIIB

• FcγRI

• FcγRIIIA

• FcRn

C3 convertase in alternative pathway:

• C4b2a

• C3bBb

• C4b2aC3b

• C3bBbC3b

C5 convertase in classical pathway

• C3bBb

• C4b2a

• C3bBbC3b

• C4b2aC3b

Complement protein responsible for forming holes on the cell membrane

• C6

• C7

• C8

• C9

C9 deficiency can result to this infection

• Pneumococcal

• Staphylococcus

• Neisseria

• TB

Antibody involved in opsonization

• IgA

• IgM

• IgG

• IgE

Give the 2 antibodies involved in activation of the complement system: